How far is Unalaska from Sioux City?
There are several ways to calculate distances between Sioux City and Unalaska. Here are two common methods:Vincenty's formula (applied above)
- 3198.894 miles
- 5148.120 kilometers
- 2779.763 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 3190.034 miles
- 5133.863 kilometers
- 2772.064 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Sioux Gateway Airport (SUX) to Unalaska Airport (DUT) is 6 hours 33 minutes.
Time difference and current local times
The time difference between Sioux City and Unalaska is 4 hours. Unalaska is 4 hours behind Sioux City.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 363 kg (801 pounds).
Sioux City to Unalaska flight map.
Frequent Flyer Miles Calculator
Sioux City (SUX) → Unalaska (DUT).